PT-2025-13304 · Linux+5 · Linux Kernel+5

Published 2023-11-07 · Updated 2026-03-14 · CVE-2023-52928

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description A vulnerability in the Linux kernel has been resolved, related to the bpf verifier skipping invalid kfunc calls in backtrack insn. This issue could lead to a warning in backtrack insn() due to a verifier backtracking bug. The vulnerability is resolved by making backtracking conservative, returning ENOTSUPP.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Weakness Enumeration

CWE-399

Related Identifiers

ALSA-2025_16880

BDU:2025-06309

CVE-2023-52928

OPENSUSE-SU-2025_01620-1

OPENSUSE-SU-2025_01640-1

RHSA-2023:6583

RHSA-2023_6583

SUSE-SU-2025:01620-1

SUSE-SU-2025:01640-1

SUSE-SU-2025_01620-1

Affected Products

Astra Linux

Debian

Linux Kernel

Red Hat

Red Os

Suse

References · 114

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/52xxx/CVE-2023-52928.json · Exploit
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-52928 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-52928 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:01640-1 · Vendor Advisory
• https://git.kernel.org/stable/c/d3178e8a434b58678d99257c0387810a24042fb6 · Patch
• https://ubuntu.com/security/CVE-2023-52928 · Vendor Advisory
• https://git.kernel.org/stable/c/6e2fac197de2c4c041bdd8982cffb104689113f1 · Patch
• https://git.kernel.org/stable/c/74eec8266f37aff609db6a2f2b093e56a11c28c4 · Patch
• https://cve.org/CVERecord?id=CVE-2023-52928 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-52928 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2023-52928 · Vendor Advisory
• https://osv.dev/vulnerability/ROOT-OS-DEBIAN-11-CVE-2023-52928 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2023-52928 · Vendor Advisory
• https://osv.dev/vulnerability/BELL-CVE-2023-52928 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-06309 · Security Note